This is probably caused by a change in Android version of Chrome - I cannot reproduce it with 54.0.2840.68 on device and 56.0.2902.0 on my workstation.

eostroukhov, can you try chrome dev channel on Android. I can repro this everytime i remote debug.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/97088372718202b776960811b01ddb74eb5b95b1

commit 97088372718202b776960811b01ddb74eb5b95b1
Author: pfeldman <pfeldman@chromium.org>
Date: Wed Feb 08 06:08:53 2017

DevTools: return remote debugging targets sorted by last active time (as it was long ago).

BUG= 658288 
TBR=(api change)

Review-Url: https://codereview.chromium.org/2678783005
Cr-Commit-Position: refs/heads/master@{#448919}

[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/chrome/browser/android/devtools_manager_delegate_android.cc
[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/chrome/browser/devtools/device/devtools_device_discovery.cc
[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/content/browser/devtools/devtools_manager_unittest.cc
[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/content/browser/devtools/forwarding_agent_host.cc
[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/content/browser/devtools/forwarding_agent_host.h
[modify] https://crrev.com/97088372718202b776960811b01ddb74eb5b95b1/content/public/browser/devtools_external_agent_proxy_delegate.h

 Issue 693020  has been merged into this issue.